27431678

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{1039}}^1$

素因数の和:1391

約数の個数: 16

約数和(自身を含む): 42282240

約数和(自身を除く): 14850562

約数列:

[1, 2, 43, 86, 307, 614, 1039, 2078, 13201, 26402, 44677, 89354, 318973, 637946, 13715839, 27431678]

約数ペア:

[(1, 27431678), (2, 13715839), (43, 637946), (86, 318973), (307, 89354), (614, 44677), (1039, 26402), (2078, 13201)]